Short description: In Russian. Kubarkin, Leonty Vladimirovich. Single lamp regenerator. Moscow: MESPS publication Trud i Book, 1930: Central School of the Ilyich Federal University named after Mospolygraph. The image is provided for reference only. It may reflect condition of one of the available copies or only help in identifying the edition. Please feel free to contact us for a detailed description of the copies available. SKU9209725